— I don’t think this TV set is of good quality. Can you replace it with a new one?

— ___________. But I have to talk to my manager first.

A．I’m sorry

B．No way

C．No problem

D．That’s a question

二战后，支撑世界经贸关系的三大支柱是：

①世界银行       ②国际货币基金组织

③关税与贸易总协定④马歇尔计划

A．①②④

B．①②③

C．①③④

D．②③④